PPSC Past Paper Excise & Taxation Inspector Excise & Taxation Department 2018 Solved MCQs, General Knowledge MCQs, PPSC Solved Past Papers MCQsPakistan exploded atom bomb on?A. May 28, 1999 B. May 28, 2000 C. None of these D. May 28, 1998 Vienna is a city located on the bank of river?Which part of the computer is called brain of the computer?